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Finding the Fourth Proportional to 164,785.39, 227,402.64 and 93,165.39

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Solution

The fourth proportional to 164,785.39, 227,402.64 and 93,165.39 is: 128,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,785.39 : 227,402.64 = 93,165.39 : x
  2. Step 2: Convert to fraction form
    164,785.39/227,402.64 = 93,165.39/x
  3. Step 3: Cross multiply
    164,785.39x = 227,402.64 × 93,165.39
  4. Step 4: Simplify right side
    164,785.39x = 21,186,055,642.63
  5. Step 5: Solve for x
    x = 21,186,055,642.63/164,785.39
  6. Step 6: Final answer
    x = 128,567.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.